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LDS-1 (Line Drawing System-1) was a calligraphic (vector, rather than raster) display processor and display device created by
It was controlled by a variety of host computers. Straight lines were smoothly rendered in real-time animation. General principles of operation were similar to the systems used today: 4x4 transformation matrices, 1x4 vertices. Possible uses included flight simulation (in the product brochure there are screenshots of landing on a carrier), scientific imaging and
LDS-1 documentation
Evans & Sutherland
Evans & Sutherland is an American computer graphics firm founded in 1968 by David C. Evans (computer scientist), David Evans and Ivan Sutherland. Its current products are used in digital projection environments like planetariums. Its simulation b ...
in 1969. This model was known as the first graphics device with a graphics processing unit
A graphics processing unit (GPU) is a specialized electronic circuit designed for digital image processing and to accelerate computer graphics, being present either as a discrete video card or embedded on motherboards, mobile phones, personal ...
.
Features
It was controlled by a variety of host computers. Straight lines were smoothly rendered in real-time animation. General principles of operation were similar to the systems used today: 4x4 transformation matrices, 1x4 vertices. Possible uses included flight simulation (in the product brochure there are screenshots of landing on a carrier), scientific imaging and GIS
A geographic information system (GIS) consists of integrated computer hardware and software that store, manage, analyze, edit, output, and visualize geographic data. Much of this often happens within a spatial database; however, this is not ...
systems.
History
The first LDS-1 was shipped to the customer ( BBN) in August 1969. Only a few of these systems were ever built. One was used by the ''Los Angeles Times
The ''Los Angeles Times'' is an American Newspaper#Daily, daily newspaper that began publishing in Los Angeles, California, in 1881. Based in the Greater Los Angeles city of El Segundo, California, El Segundo since 2018, it is the List of new ...
'' as their first typesetting/layout computer. One went to NASA
The National Aeronautics and Space Administration (NASA ) is an independent agencies of the United States government, independent agency of the federal government of the United States, US federal government responsible for the United States ...
Ames Research Center for Human Factors Research. Another was bought by the Port Authority of New York to develop a tugboat pilot trainer for navigation in the harbor. The MIT Dynamic Modeling had one, and there was a program for viewing an ongoing game of ''Maze War
''Maze'', also known as ''Maze War'', is a 3D multiplayer first-person shooter maze game originally developed in 1973 and expanded in 1974. The first version was developed by high school students Steve Colley, Greg Thompson, and Howard Palmer fo ...
''.
See also
* , where Project Logos had an LDS-1.References
External links
LDS-1 documentation
See also
* Vector General *SuperPaint
SuperPaint was a pioneering graphics software, graphics program and framebuffer computer system developed by Richard Shoup (programmer), Richard Shoup at PARC (company), Xerox PARC. The system was first conceptualized in late 1972 and produced its ...
{{Evans & Sutherland
Computer graphics
Graphical terminals
History of human–computer interaction